Garden tool



FIG. 1 is a top right front perspective view showing my new design for a garden tool;

FIG. 2 is a right side view thereof being a mirror image of the left side view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a front view thereof;

FIG. 5 is a bottom view thereof; and,

FIG. 6 is a top plan view thereof. 

The ornamental design for a garden tool, as shown and described. 